This app is optimized for whatever size device you are using, either phone or tablet. You don't need the Internet or cellular data to view the app. Once you have purchased the app, the full content is downloaded onto your device so that everything from viewing images to searching is lightning fast and available wherever you are.

This app is easy to navigate, allowing you to browse the contents or search the text. The powerful search engine allows you to find what you are looking for in seconds. The search tool also shows you suggested words as you type so it is quick and helps with spelling medical terms. You can create bookmarks and notes just like you would do with the book, allowing you to learn and memorize the material with great speed and efficiency. You can also change the text size for easier reading. There is also an interactive cases section to simulate patient encounters step-by-step.

This interactive app is based on the full content of First Aid for the USMLE Step 3, Fourth Edition by McGraw-Hill Education.